phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('7bc4aa582d79629a110c4d508fc462b3', -1, 1717160515, 1717160515, '340e1128', 0, 0, 0)

Line : 187
File : sessions.php